TABLE OF CONTENTS, 
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Pen OCMING ila Nese eP oni: alates Wnts ce USO ma tyne. Brad Sie Glas als an soe asso See 9 
EGON Ge Sue GE SS OS SEs cacy tacts Or eae et relates ar ARO yn te ne 9 
SATU OMS ee erie n foree reese isens aerann. eas navatapicla timo ae dae secas cess ee se 10 
NIE tES! OlmbnCesta bua KOCtias sc ste hae ery AOR ee AS eh oe ee oe US ai 12 
Shamawoms MTOsh Liable tortme.diSease.-2 =. 2 sccsc0s025.. 2 ccce so. cecs Soc ee se 12 
COIR Sa Sak Pe She aed a A ec PROPS te cE oe RAC ee er ca em mag 13 
Se Dio tt COMA ONO US, ea eres alee ee fete arserae Jo's, Btu el cei ee tare wiggly dines 13 
LE VeIuly Oe IMeaSUl Comment Sas oe sen Lerrtie Oot oa ER ORS ita AMS Bile 5 Ss 13 
LLG PACE OF ORAINOINCINE 2. 5 es Shac cbcedeades peecad eecd Bde con soondd Hoeseo aUBCe 14. 
SHUG OMOS BOS 5 BAe Bes Sek Bit Ci ot ee eet re ae ne ee ee ea 16 
CRUG 5 6B SSS Ss LSA ee Oe PSR ec a PE IE ri RO Oe 19 
LEG RA ATO GIONG S35 ee SR A ase CIE nN LO op Ca Mt rigs cape 20 
Scab or verrucosis of the lemon and other citrous fruits............-.....---- 20 
NS 7DOD OTROS ai co Fe eee cnced Avaie Gat hes Aine agg pura Pee gy ea eRe ROME gh Ree One et a 21 
NEAIIE bNCS One UBECS LAC CO Gey ee tac ere ls hes Seton tw shi ee tae ur oui Sacre au 22 
(CE REISIS sc ko Set ater es pao a EE ig Te) sc Sra a ae NE Sj ale eee 22 
Conditions governing infection of the host plant by the parasite......-.-- 23 
‘VRS DON EMG Saas aN A a ee gt pee racer ar Re ne ee alle ee ER Ue 23 
SOO UivesIilO Kilummeey eine e er et tat Aue ei sies 2m ae Ste ok Se ola oan we mean os oe eels 25 
SNPLTDY OUOUIS 55s oso Behe Ce ae ea eerafee| ace, Cal pea peg A ce Ree ee ge meme 25 
BT Waies Ake TO TNT ppt iy a ee ead ace el fa iy eae aN tg Ae ane cn eR ay Rs ~ 26 
OO DRE O Ue Oust AlCl COMMIT se seere Shee Sat cies Sy Ue Guia eS Sia cee al ees 28 
SHY DUO LENS es dw cecened SANs ea a rs a ae ge 7 ep ge 29 
WEIRIChIeSTOlmireeseatUaCled a warel gue el es Sede en ea) eee BL 
6 ACLS ae eee a ee aed ae re cer ne era a ear I ed ocx ca SL SR foe Ba epee a oan Saal ol 
"LUTE PE ALE COVEN GY Bec Ey moe ws ge ee ae hn An 32 
NON TDORSISS SSS eRe Bi aes a A ae ee FS ae Aly eg i a 33 
SATU OUWOMIS 52.8 romeo OSES ea CIO GTO roy ee TO Fey Ps ee oe ne ee 34 
(CRUE SS BeBe COS ey Be ae Bane are ia pret OUR eagle stay a ee pe 36 
BRE WE INiMVOMmle dS ILes gees tes ao oevafon i a's Sciatica co) Gs ol ee 36 
STEREO EN ic os Se a se gas i gOS peg ge 38 
Papal plonOumDlabeSs occas cesar ee ch ome el eke eo Sel Loe ck: 40 
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